Class ExactRateLimiter
java.lang.Object
org.apache.catalina.util.RateLimiterBase
org.apache.catalina.util.ExactRateLimiter
- All Implemented Interfaces:
RateLimiter
A RateLimiter that compromises efficiency for accuracy in order to provide exact rate limiting.
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionprotected StringIf policy name has not been specified, the first call ofRateLimiterBase.getPolicyName()returns an auto-generated policy name using the default policy name as prefix and followed by auto-increase index.protected TimeBucketCounterBasenewCounterInstance(int duration, ScheduledExecutorService executorService) Instantiate an instance ofTimeBucketCounterBasefor specific time bucket size.Methods inherited from class org.apache.catalina.util.RateLimiterBase
destroy, getBucketCounter, getDuration, getPolicyName, getRequests, increment, setDuration, setFilterConfig, setPolicyName, setRequestsMethods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, waitMethods inherited from interface org.apache.catalina.util.RateLimiter
getPolicy, getQuota
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Constructor Details
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ExactRateLimiter
public ExactRateLimiter()
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Method Details
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getDefaultPolicyName
Description copied from class:RateLimiterBaseIf policy name has not been specified, the first call ofRateLimiterBase.getPolicyName()returns an auto-generated policy name using the default policy name as prefix and followed by auto-increase index.- Specified by:
getDefaultPolicyNamein classRateLimiterBase- Returns:
- default policy name, as a prefix of auto-generated policy name.
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newCounterInstance
protected TimeBucketCounterBase newCounterInstance(int duration, ScheduledExecutorService executorService) Description copied from class:RateLimiterBaseInstantiate an instance ofTimeBucketCounterBasefor specific time bucket size. Concrete classes determine its counter policy by returning different implementation instances.- Specified by:
newCounterInstancein classRateLimiterBase- Parameters:
duration- size of each time bucket in secondsexecutorService- the executor- Returns:
- counter instance of
TimeBucketCounterBase
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